<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			 
			.b1{
				background-color: #8A2BE2;
			} 
			
			
			p.b1{
				border: solid 3px #FF0000 ;
			}
			
			
			
		</style>
	</head>
	<body>
		
		<p class="b1">
		     段落1			
		</p>
		
		
		<p >
		     段落2			
		</p>
		
		
		<div id="" class="b1">
			内容
		</div>
		
	</body>
</html>
